import time  deflis (mas):  f1 = True  while f1:f1 = False  for i  in range (len (mas) - 1):if mas    [i] > mas[i + 1]: mas[i], mas[i + 1] = mas[i + 1], mas[i]  f1 = True  def read2list (filename):file1 = open (filename, 'r') 	t_data = file1.readlines () 	return t_data 	a1 = read2list ("m1_sorted.txt") 	a2 = read2list ("m2_reverse.txt") 	a3 = read2list ("m3_shuffle.txt") 	time_st = time.time () 	lis (m1) 	time_f = time.time () 	print ("m1_sorted", round ((time_f - time_st) * 1000),	       "milliseconds")  time_st = time.time ()  lis (m2)  time_f =	time.time ()  print ("m2_reverse", round ((time_f - time_st) * 1000),			      "milliseconds")  time_st =	time.time ()  lis (m3)  time_f =	time.time ()  print ("m3_shuffle", round ((time_f - time_st) * 1000),			      "milliseconds")